Respuesta :
Answer:
D. 2
Step-by-step explanation:
Substitute y with 3
3x+18=24
Move 18 to the other side by subtracting by 18
3x=6
Divide 3 on both sides
x=2
Hope this helps!
Answer:
D. 2
Step-by-step explanation:
Substitute y with 3
3x+18=24
Move 18 to the other side by subtracting by 18
3x=6
Divide 3 on both sides
x=2
Hope this helps!